# Multi-branch fiber comb with relative frequency uncertainty at 10<sup>−20</sup>using fiber noise difference cancellation

> Research article (Optics Express, 2018) · cited 23× · AI/ML

**Wikidata**: [openalex:W2794761536](https://www.wikidata.org/wiki/openalex:W2794761536)  
**Source**: https://4ort.xyz/entity/multi-branch-fiber-comb-with-relative-frequency-uncertainty-at-10-sup-20-sup-using-fiber-noise-difference-cancellation